---
title: What is the feedback system used for speed control on the DSC and US2 AC speed control series?
description: Our AC Speed Control motors use a tachogenerator for speed regulation and control to the motor.   
---

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# What is the feedback system used for speed control on the DSC and US2 AC speed control series?

Our AC Speed Control motors use a tachogenerator for speed regulation and control to the motor.

![speed-control-ac-motors-dsc-feedback](https://faq.orientalmotor.com/hs-fs/hubfs/speed-control-ac-motors-dsc-feedback.jpg?width=340&height=358&name=speed-control-ac-motors-dsc-feedback.jpg)

 

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